32126161 has 4 divisors (see below), whose sum is σ = 32139172. Its totient is φ = 32113152.

The previous prime is 32126153. The next prime is 32126179. The reversal of 32126161 is 16162123.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 16162123 = 23 ⋅702701.

It can be written as a sum of positive squares in 2 ways, for example, as 17380561 + 14745600 = 4169^2 + 3840^2 .

It is a cyclic number.

It is not a de Polignac number, because 32126161 - 2³ = 32126153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32126111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536 + ... + 8161.

It is an arithmetic number, because the mean of its divisors is an integer number (8034793).

Almost surely, 2^32126161 is an apocalyptic number.

It is an amenable number.

32126161 is a deficient number, since it is larger than the sum of its proper divisors (13011).

32126161 is an equidigital number, since it uses as much as digits as its factorization.

32126161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13010.

The product of its digits is 432, while the sum is 22.

The square root of 32126161 is about 5667.9944424814. The cubic root of 32126161 is about 317.8968885005.

Adding to 32126161 its reverse (16162123), we get a palindrome (48288284).

The spelling of 32126161 in words is "thirty-two million, one hundred twenty-six thousand, one hundred sixty-one".